Curt Manufacturing 16025 OEM Puck System 5th Wheel Legs for GM Adapts any CURT 5th wheel hitch head to fit the Chevy or GMC puck system Quarter-turn anchoring system provides quick installation and removal Adjustable anchors to eliminate chucking between the legs and under-bed platform Protected by a highly durable carbide black powder coat finish Co-cured in a rust-resistant liquid Bond rite coating